Levij, I. S. (1959). The acute and chronic peptic lesions of the stomach and the duodenum: Their frequency, mutual relation and correlation with other diseases. Excelsior.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিLevij, Izak Salomon. The Acute and Chronic Peptic Lesions of the Stomach and the Duodenum: Their Frequency, Mutual Relation and Correlation with Other Diseases. 's-Gravenhage: Excelsior, 1959.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিLevij, Izak Salomon. The Acute and Chronic Peptic Lesions of the Stomach and the Duodenum: Their Frequency, Mutual Relation and Correlation with Other Diseases. Excelsior, 1959.
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